The 3M Model C Replacement Cartridge is designed for use in the 3M Recreational Vehicle / Marine Filtration System USF-C, USFC and USF-A, USFA. Part number 5614506.
- Reduces >95% of Chlorine
- Reduces Sediment, Dirt, Rust, Sand, and Silt down to 0.5 micron
- Built-In Bacteria Inhibitor
- 0.5 GPM Flow Rate
- 500 Gallon Filter Capacity
- 11.5" x 2.26" Dimensions
- Patented Carbon Block for improved absorption
The 3M Model C is also NSF/ANSI Standard 53 Tested to reduce:
- Parasitic Cysts (Giardia, Cryptosporidium)
- Benzene, DiChlorobenzene, Toxaphene
The C should be changed every 6 months or 500 Gallons depending on water quality and usage.